Finding the Fourth Proportional to 10,668.92, 16,003.31 and 5,740.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,668.92 : 16,003.31 = 5,740.88 : x
2. Step 2: Convert to fraction form
   10,668.92/16,003.31 = 5,740.88/x
3. Step 3: Cross multiply
   10,668.92x = 16,003.31 × 5,740.88
4. Step 4: Simplify right side
   10,668.92x = 91,872,973.59
5. Step 5: Solve for x
   x = 91,872,973.59/10,668.92
6. Step 6: Final answer
   x = 8,611.28